제출 #973919

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
973919		resfast	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	0 / 100	1 ms	600 KiB

Main

#include <bits/stdc++.h>
//#pragma GCC optimize("O3")
using namespace std;
#define islam_zymchybekov void solve()
#define ios ios::sync_with_stdio(false); cin.tie(NULL);
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fr first
#define sc second
#define nl cout<<'\n';
#define int long long
typedef vector<int> vi;
typedef pair<int,int> pi;
int pref[200005];
int suf[200005];
int a[200005];
islam_zymchybekov{
	int n,ans=INT_MAX;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	a[0]=INT_MIN;
	a[n+1]=INT_MIN;
	for(int i=1;i<=n;i++){
		pref[i]=pref[i-1]+max(a[i-1]-a[i]+1,0ll);
	}
	for(int i=n;i>0;i--){
		suf[i]=suf[i+1]+max(a[i+1]-a[i]+1,0ll);
	}
	for(int i=1;i<=n;i++){
		ans=min(ans,max(pref[i],suf[i]));
	}
	cout<<ans;
}
 main(){
    ios;
    int T = 1;
//	    cin >> T;
    while(T--){
        solve();
    }
    //cout<<fixed<<setprecision(10);
    //cerr<<"Time:"<<1000*((double)clock())/(double)CLOCKS_PER_SEC<<"ms\n";__int128
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:37:2: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   37 |  main(){
      |  ^~~~

• Subtask 1: 0 / 40
• Subtask 2: 0 / 60